Mother 1 has a pretty bad reputation in the west, seen as "unplayable" "brutal" and the like.
Because of this its often over looked in favor of Mother 2 and 3, which are both amazing games but I don't think Mother 1 really deserves the reputation it has

Nintendo fans who've never played a JRPG and won't bother to actually learn how to play will have a very hard time getting through it but if you're a fan of the genre its a short but incredibly beautiful journey

At the core of it all is the theme of Love. The game was made because Shigesato itoi wanted to connect with his daughter more, and that love and care comes across all through out the game